function preloadimg ()
{
	var myimage1 = new Image();
	var myimage2 = new Image();
	var myimage3 = new Image();
	var myimage4 = new Image();
	var myimage5 = new Image();
	var myimage6 = new Image();
	var myimage7 = new Image();
	var myimage8 = new Image();
	myimage1.src = "images/menu_know_hover.gif";
	myimage2.src = "images/earthquake_hover.gif";
	myimage3.src = "images/drawing_hover.gif";
	myimage4.src = "images/online_hover.gif";
	myimage5.src = "images/add_1_hover.gif";
	myimage6.src = "images/add2_hover.gif";
	myimage6.src = "images/menu7_hover.gif";
}
function Roll (stattext)
{
	self.status = stattext;
}